Lewis W. Harris, M.D.

Dr Lewis W. Harris is a board certified neurological surgeon and is fellowship trained in pediatric neurosurgery. He has been with Neurosurgical Associates for over seventeen years. Currently, Dr. Harris is associated with East Tennessee Children's Hospital, University of Tennessee Medical Center.

Dr. Harris earned his medical degree from the University of Virginia School of Medicine. He completed his residency and fellowship at the Washington University Medical Center and another fellowship at The Hospital for Sick Children in Toronto. Dr. Harris' writing has been published in books, journals and abstract pieces. He is also a member of the American Association of Neurological Surgeons, the Congress of Neurological Surgery and the International Society for Pediatric Neurosurgery. Dr. Harris is an accomplished and experienced neurosurgeon that Neurosurgical Associates is proud to have as a member of our staff.

William E. Snyder, Jr., M.D.

Dr. William E. Snyder is a board certified neurosurgeon with special interest in spine surgery, brain tumors, aneurysms and trauma. He earned his medical degree from Indiana University School of Medicine and completed his residency at the Indiana University Hospital. He is an assistant professor with the Graduate School of Medicine.

Dr Snyder’s clinical interests include spine surgery, neuro-oncology and trauma. He is the neurosurgical liaison to the Trauma Center at UT Medical Center and he is the team neurosurgeon for the University of Tennessee at Knoxville Athletic Department.

For the past 12 years Dr. Snyder has served as faculty for the Goodman Neurosurgery Oral Board Preparation Course. This is a highly interactive course that simulates the neurosurgery board examination given by the American Board of Neurological Surgery (ABNS). It is the premier neurosurgical oral board review course with over 90 percent of candidates attending at least once prior to taking the exam.

Dr. Snyder is a member of several professional organizations such as the American Association of Neurological Surgeons, Congress of Neurological Surgery and American College of Surgeons.

Richard P. Boyer, M.D.

Dr. Richard P. Boyer is a board certified neurosurgeon with special interest in spine surgery and deep brain stimulation. He has been published on these subjects in various publications. Dr. Boyer is associated with University of Tennessee Medical Center, and East Tennessee Children's Hospital. He is also a clinical instructor at the University of Tennessee Graduate School of Medicine.

Dr. Boyer earned his medical degree from the University of Texas Health Science Center and completed his residency at the University of Missouri, Columbia Hospital and Clinics. As a member of professional organizations such as the American Association of Neurological Surgeons, Congress of Neurological Surgery, Tennessee Medical Association and American Medical Association, Dr. Boyer has given several lectures on presentations on different neurosurgery topics. He also recently served as president of the Tennessee Neurosurgical Society. Dr. Boyer has practiced neurosurgery in Knoxville since 1998.

James A. Killeffer, M.D.

Dr. James Killeffer has practiced neurosurgery in Knoxville since 1997. He is Board Certified by the American Board of Neurological Surgery and is a Fellow of the American Association of Neurological Surgeons. He grew up in Knoxville and graduated from the University of Tennessee with Honors in 1987. He completed medical school at the University of Tennessee in Memphis, completed a general surgery internship at the University of Tennessee Graduate School of Medicine, and completed his neurosurgical residency at West Virginia University, where he joined their faculty as an Instructor in Neurosurgery. He returned to Knoxville to join his father in practice at University Neurosurgery, PC.

Dr. Killeffer became a full-time member of the faculty of the University of Tennessee Graduate School of Medicine in 2006. His duties there as Chief of the Division of Neurosurgery and Assistant Professor of Surgery include directing resident and medical student education, and participating in neurosurgery-related research.

He has published articles on numerous topics including cervical spine anatomy, spinal imaging, intracranial subdural hematoma, brain tumors, spinal anomalies, intravenous nutrition, and the socioeconomic aspects neurosurgery. Currently, he is collaborating with members of the Engineering Department at the University of Tennessee and with engineers in the private sector in research involving cerebrospinal fluid flow dynamics and the kinematics of brain trauma. He also is working with engineers to develop implants to improve the treatment of cerebrospinal fluid circulation disorders.

Dr. Killeffer’s clinical practice includes treatment of a broad spectrum of adult neurosurgical problems including brain, spine, and peripheral nerve surgery. Special interests include minimally invasive techniques in brain and spinal surgery, endoscopic pituitary surgery, trigeminal neuralgia and hemi-facial spasm, and surgical neuro-oncology, including brain and spinal stereotactic radiosurgery. He practices at an academic teaching hospital to give his patients access to state-of-the-art comprehensive care of neurosurgical problems.

Kent L. Sauter, M.D.

Dr. Kent Sauter joined University Neurosurgery in 2004. He is a native of Mobile, Alabama, and graduated from the University of South Alabama in 1980. He completed medical school at the University of South Alabama in 1989 where he served as President of AΩA Honor Medical Society. Dr. Sauter subsequently completed his residency in Neurological Surgery in 1995 at the West Virginia University Hospital in Morgantown, West Virginia.

Dr. Sauter was in academic practice at the University of South Alabama Department of Neurosurgery in Mobile from 1995 to 2004, where he served as Assistant Professor of Neurosurgery with a primary focus on spinal trauma. He was selected to join the practice of Drs. Fred and James Killeffer in neurosurgery at Knoxville in 2004. He is Board Certified by the American Board of neurological Surgery and is a Fellow of the American College of Surgeons.

Dr. Sauter has taught medical students and residents the general aspects of neurosurgical diseases and has authored peer-reviewed neurosurgical literature in areas including neuroanatomy, hydrocephalus, spinal implants, subarachnoid hermorrhage, tumors, encephalitis, and functional neurosurgery.

Dr. Sauter’s current practice includes treatment of a broad spectrum of adult neurosurgical problems including brain, spine and peripheral nerve surgery. Special interests include minimally invasive techniques in brain and spinal surgery, complex spinal surgery, radiosurgery, and kyphoplasty for the treatment of osteoporotic compression fractures. He has based his practice at a university teaching hospital to give his patients access to comprehensive multi-disciplinary care of neurosurgical problems.

Dr. Sauter’s interests outside of medicine include amateur radio, photography and flying. He holds an Advanced Class Amateur Radio License and a Private Pilots Certificate. He is active in the amateur radio Hospital Network providing emergency radio communications between hospitals.